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A small ball B of mass m is suspended wi...

A small ball `B` of mass `m` is suspended with light inelastic string of length `L` from a block `A` of same mass in which can move on smooth horizontal surface as shown in the figure. The ball is displaced by angle `theta` from equilibrium position and then released.

The displacement of block when equilibrium position is

A

`(Lsintheta)/(2)`

B

`Lsintheta`

C

L

D

None of these

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Knowledge Check

  • A small ball B of mass m is suspended with light inelastic string of length L from a block A of same mass in which can move on smooth horizontal surface as shown in the figure. The ball is displaced by angle theta from equilibrium position and then released. The displacement of centre of mass of A + B system till the string becomes vertical is

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    A
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    D
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